display: 4 digits LCD.Measuring Scope : 1mA~600A(50/60Hz automatic)Resolution: 1mA.Measuring range: 10A/600A,second-range manual switch,automatic switch in all ranges .Circuit Voltage: Test for the circuit below 23KV (operated 而with insulation rod). Data memory: 99 Groups.Jaw Caliber:48mm.Function: High voltage AC current measurement, low voltage AC current, leakage current measurement, on-line AC current supervision.Peak Maintenance.Data look out.Date Hold.Back Light.Auto Power Off.Power supply: DC6V alkaline dry battery (AAA×4).Dimension: 225×76×31mm . Insulating bar dimensions: φ32mm ,1m/ Section(5 Sections).Insulation strength: AC 40KV/rms (Between insulation rod and clamp core).Weight: Tester: About 335g (Including battery), total quality of meter: about 9.5Kg (including insulation rod and battery.).